/*******************************************************************************
 * Copyright 2014 United States Government as represented by the
 * Administrator of the National Aeronautics and Space Administration.
 * All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package gov.nasa.ensemble.emf;


import org.apache.log4j.Logger;
import org.eclipse.emf.common.notify.Notification;

/**
 * Forces notifications to occur in a try-catch, and simply logs the runtime
 * exception if any occurs.
 */
public abstract class SafeAdapter extends CommonAdapter {

	@Override
	public final void notifyChanged(Notification notification) {
		try {
			handleNotify(notification);
		} catch (RuntimeException e) {
			Logger.getLogger(getClass()).error("failed to handleNotify", e);
		}
	}

	protected abstract void handleNotify(Notification notification);
}
